Home / 26,808.31-40,199.47-8,084.89

Finding the Fourth Proportional to 26,808.31, 40,199.47 and 8,084.89

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Solution

The fourth proportional to 26,808.31, 40,199.47 and 8,084.89 is: 12,123.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,808.31 : 40,199.47 = 8,084.89 : x
  2. Step 2: Convert to fraction form
    26,808.31/40,199.47 = 8,084.89/x
  3. Step 3: Cross multiply
    26,808.31x = 40,199.47 × 8,084.89
  4. Step 4: Simplify right side
    26,808.31x = 325,008,172.30
  5. Step 5: Solve for x
    x = 325,008,172.30/26,808.31
  6. Step 6: Final answer
    x = 12,123.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.